Home/CVE/The 'Saisies pour formulaire' (Saisies) plugin for SPIP versions 5.4.0 through 5.11.0 contains a critical Remote Code Ex
CVE

CVE-2025-71243

The 'Saisies pour formulaire' (Saisies) plugin for SPIP versions 5.4.0 through 5.11.0 contains a critical Remote Code Ex

The 'Saisies pour formulaire' (Saisies) plugin for SPIP versions 5.4.0 through 5.11.0 contains a critical Remote Code Execution (RCE) vulnerability. An attacker can exploit this vulnerability to execute arbitrary code on the server. Users should immediately update to version 5.11.1 or later.

CRITICAL · CVSS 9.8 EPSS 0.85415
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 1% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-94Improper Control of Generation of Code ('Code Injection')
▤

Affected Products & Versions

1
spip saisies>= 5.4.0 and < 5.11.1
⚠

Public Exploits & PoCs

1
nucleiSPIP Saisies - Remote Code Executioncritical
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · disclosure@vulncheck.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Feb 2026 · 04:27 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://blog.spip.net/Mise-a-jour-critique-de-securite-pour-le-plugin-Saisies.htmlVendor Advisory
https://plugins.spip.net/saisiesProduct
https://www.vulncheck.com/advisories/spip-saisies-plugin-remote-code-executionThird Party Advisory
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